Google has started rolling out an update to its Android 4.4 KitKat OS. The update, released as Android version 4.4.1, mainly focuses on some UI changes for the Nexus 4. Users can install the update via OTA on their phones. As it is a staged rollout though, some users may have not yet received the update. Those users can manually install the update by following this guide. The update can either be installed by adb sideload or through a custom recovery. The steps to install it by either of those methods are given below.